#include <iostream>
#include <string>
using std::cin;
using std::cout;
using std::endl;
using std::string;

void test0(){
    char * str;
    /* char str; */
    cin >> str;
    cout << str;
}

void test1(){
    string str;
    cin >> str;
    cout << str;
}

int main(void){
    test1();
    return 0;
}
